Expert gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 22, 2025

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Waypoints

Start point

Bus stop

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385 m

Samuel P. Taylor State Park Hike & Bike Campground

Great spot to stop for a night, beautiful campground and surrounding area with many trails to explore. $7/night (as of august 2023), no reservation needed, community site so be prepared to meet nice people :)

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491 m

Redwood Grove Group Picnic Area

This large group picnic area is a lovely spot under a shady grove of towering redwoods that sits along Lagunitas Creek. There is piped drinking water and restrooms nearby, and …

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559 m

Cross Marin Trail 🌲 Samuel P Taylor State Park Campground to Southern Park exit 🌲

Cross Marin Trail from Samuel P Taylor State Park Campground ( komoot.com/highlight/198026 ) to the Southern Park exit at Sir Francis Drake Blvd is a paved two lane bike trail …

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3.71 km

Marie Dhority Bridge

Start of the excellent Cross Marin Trail section (which is unfortunately just a segment here, far from crossing all of Marin County), using the old rail tracks that went to Sam Taylor Mills.

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3.84 km

Leo Cronin Fish Viewing Area

Lagunitas Creek offers some excellent opportunities to view salmon moving upstream

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6.53 km

Bolinas Ridge Trail

Central section of the Bolinas Ridge trail is a wide, mostly flat, smooth gravel/hardpack forest service road.

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18.7 km

Cross Marin Trail

This trail, part of the Pacific Coast Bike Trail (PCB), is a fantastic, mostly paved two-lane bike route that follows Lagunitas Creek under towering redwood forests and runs parallel to …

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20.1 km

Samuel P Taylor State Park Hike/Bike Campground

The hiker/biker campground in Samuel P Taylor State Park under beautiful redwoods (the tallest trees in the world) is a convenient base which is always available without reservation for hikers/bikers …

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20.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

16.9 km

2.68 km

1.15 km

< 100 m

Surfaces

16.8 km

2.74 km

1.24 km

< 100 m

Elevation

Highest point (420 m)

Lowest point (30 m)

Weather

Today

Friday 10 October

19°C

11°C

33 %

If you start your activity now...

Max wind speed: 5.0 km/h

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Marie Dhority Bridge – Bolinas Ridge Trail loop from Petaluma

Samuel P. Taylor State Park Hike & Bike Campground

Redwood Grove Group Picnic Area

Cross Marin Trail 🌲 Samuel P Taylor State Park Campground to Southern Park exit 🌲

Marie Dhority Bridge

Leo Cronin Fish Viewing Area

Bolinas Ridge Trail

Cross Marin Trail

Samuel P Taylor State Park Hike/Bike Campground

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We value your privacy ⛰️